serving their country in libya. >> the bodies of ambassador chris stevens and three others arrived at andrews this afternoon. president obama and secretary of state hillary rodham clinton were at the transfer of remains ceremony and met with grieving families. meanwhile, violent protests outside embassies have spread to more than a dozen countries in the middle east and africa. nbc's steve handelsman reports. >> reporter: as anti-american rioting spread through the muslim world, president obama was on hand for the return of the remains of u.s. ambassalibya, chris stevens, and his three colleagues killed by a mob on the 9/11 anniversary tuesday. >> make it clear that justice will come to those who harm americans. most of all, even in our brief, we will be resolute. for we are americans. we hold our head high. >> reporter: but the protests widened. this was iraq in lebanon symbols of the u.s. got burned at kfc and hardee's. in tiny bahrain, 2,000 protesters. in yemen, 2,000. this was gaza. many egyptians are still furious over that anti-muslim film made in the u.